... underlying stock Your evaluation Call 18 0, 25 19 ,50 Put 30 0 ,50 31,20 Call 24 0, 25 21,40 Call 45 0,30 46,10 Put 60 1, 25 56, 25 Call 20 0, 25 20,00 Investment Analysis and Portfolio Management ... should be certain that they are relevant, Investment Analysis and Portfolio Management 147 Put 35 1,00 37,80 Put 20 0,80 17,60 Call 65 0 ,50 65, 50 13. Using information in the table above ... held in the portfolio. The return on the portfolio (rp): Investment Analysis and Portfolio Management 155 rp = (Ve - Vb) / Vb, (8.1) here: Ve - beginning value of the portfolio; ...